docs: def open(cls, path='', encoding=None, error_handling=ERROR_PASS):
          """
          open([path, [encoding]])
  
          If you do not provide any encoding, it can be detected if the file
          contain a bit order mark, unless it is set to utf-8 as default.
          """
          source_file, encoding = cls._open_unicode_file(path, claimed_encoding=encoding)
          new_file = cls(path=path, encoding=encoding)
          new_file.read(source_file, error_handling=error_handling)
          source_file.close()
          return new_file